About Otso Kortekangas Otso Kortekangas is a researcher at the Division of History of Science, Technology and Environment at KTH Royal Institute of Technology in Stockholm, and the author of numerous publications on Sámi history and education. Books by Otso Kortekangas Language, Citizenship, and Sámi Education in the Nordic North, 1900-1940 by (author) Otso Kortekangas foreword by Marianne Stenbaek